Definitions

1. noun

a container, typically made of glass or plastic, used for holding and carrying liquids, especially a small bottle or jug.

“She filled her flask with water and brought it on her hike.”

2. verb

to fill or store something in a flask, or to pour a liquid from a flask into something.

“Can you flask the wine into the bottles?”

3. verb

to store or supply a person with something, especially food or drink, in a flask or similar container.

“The hikers flasked themselves with water and snacks for the long journey.”